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VoIP 必定会给电话系统带来革命性的变化,这种技术通过电话实现了话音和数据互联的融合,从而不再需要单独的数据和话音电缆系统,它还提高了
VoIP is bound to revolutionize the phone system by converging voice and data over the phone, eliminating the need for a separate data and voice cable system and improving